/**
* get source image
*
* @param ImageInterface $image
*
* @return string
*/
public function getImageSource(ImageInterface $image)
{
$path = $this->getAbsolutePath($image->getPath());
if (!is_file($path)) {
throw new IOException(sprintf('Not found image source "%s"', $image->getId()));
}
return file_get_contents($path);
}
